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Paul Diel
French Austrian-born psychotherapist and philosopher
Paul Diel (11 July 1893 – 5 January 1972) was a French psychologist of Austrian origin who developed the method of introspective analysis and the psychology of motivation.
From Wikipedia
Paul Diel (11 July 1893 – 5 January 1972) was a French psychologist of Austrian origin who developed the method of introspective analysis and the psychology of motivation.
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